Which Star Is Older

question 13

Multiple Choice

Which star is older?

• A) An A star in the globular cluster M13
• B) Both stars (the A and M star) are the same age.
• C) An M star in the globular cluster M13

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Definitions:

Subatomic Particles

Particles smaller than atoms, including protons, neutrons, and electrons, which make up the atom's structure.

Electrons

Negatively charged particles present in every atom that function as the main conduits for electrical current in solid materials.

Neutrons

Neutrons are subatomic particles found in the nucleus of an atom; they have no electric charge and a mass slightly greater than that of protons.

Protons

Positively charged particles located within an atom's nucleus, contributing to the atom's overall charge and mass.